Bottle-stopper.



ED JUNE 16 1908.

EATEN G. KIRKEGAARD.

BOTTLE srmm.

" APPLICATION I ILED SEPT.10, 1907.

1 MW kw 7W n carries erases serene? GEORG KIRKEGAARD; OF NEW YORK, N. Y., ASSIGNOR TO IMPERIAL STOPPER' COMPANY, A CORPORATION OF MAINE.

' No. 390,910. Specification of Letters Patent. Patented June 16, 190$. Application filed September 10, 1901. flerisl No. 392,181.

To all whom it may concern: 7 line where it bends from the cylindrical wall,

I Be it known that I, GEORG KIRKEGAARD, are formed a series of inward depressions7, a citizen of the United States, residing at the or einbossings, which form dcwnwardor in; city of New York, in the-borough of Brookward projections 8, on the under side of the v,

. lyn' and State of New York, have invented rim. Each one of these depressions? is con 56 certain new and useful Improvements in Bottinued in aradial direction to the extreme tie-Stoppers, of which the following is a full, edge 9, of the rim, forming thereby a series of clear, 'an'dtexact description. I radial grooves folds or depressions 10, in the, This invention relates to stoppers'for botupper surface of the rim, and acorrespond- 19" tles and other similar vessels, and has special ing series of radial ribs or projections 11, on

engage a' shoulder ormed exterior reference to that type of stopper comprising the under side of the rim, and which are nara metallic cap carrying inside thereof a packrower than the depressions 7. ing of cork or other suitable material,. and In lieu of the depressions and projections 7 having a? .pendin edge or rim aplapted to and 8, I may provide a continuous annular y around depression or groove 12, as seen in the modifi- 7 themouth of the vessel. cation Fig. 7 and extend from this groovethe The object of the resent invention is to same radial depressions 10. atsuitahle interprovide a'stopper of t 's general character of vals aropnd the edge. In fixing this cap or I such construction and ap lication to thebot-v stopper upon the bottle it is first laced over 2 0 the that it will maintain t e seal of the bottle the neck of a bottle,. as shownin ig.-3, than 75 against the most excessive internal pressures, by suitable means the disk 1 is forced down notwithptanding the fact that the metal of ward to compress the packing material- 4, as which the cap is made may be very thin. In shown in Fig. 4:, I and then by any suitable other words, the holding devices areof such means the flaring rim 3 is formed downward efficiency from their mere form that the and inward so asto'bo substantially in iine weight. or stiffness of the metal may be less with the cylindrical wall 2, as seen in depended upon than in other ponstructions This can best be done by means of-a so ing to hold the stopper in place. tool corn rising a ring having'nn internal di- The invention consists of the specific conameter t at Wlll just fit over the cylindrical.

so struction hereinafter described and claimed.- wall 2. This ring is then forced straight 35,

in the accompan mg drawing: Figure l. is downward causing the rim to bend graduznly a plan of the metal is cap before it is applied downwardandinward, the radial grooves 10 to the bottle; Fig. 2 is a side elevation'of the meanwhile closing up to allow the edge of the same; Fig. 3 isa central section of the stop rim to assume the necessarily smaller diamper restingqupon the bottle andbefore it is eter without irregular-crimping. This downon tastened t ereto; Fi e is a section of the ward and inward movement of the flarin stopper and bottle in the sealed condition; rim throws the projections 8 under the shoul e Fig. 5 is a side elevation of the sealed bottle der 6 of the bottle, and thus loclts the cap in neck; Fig. 6 is a bottom plan of the stopper the position shown in Fi s. 4 and 5. his

s when in its sealing condition but with the lcckiis made es ecia lly eiiective and stron 35 bottle removed; and Fig. 7 is a viewsimilar because 'each 0 the-projections 8 is hacker to Fig. 1, but with the disk portion of the cap up or reinforced bIy the pinched-up sides of removed, and illustrating a modification of the grooves 10. f the metal of which the the invention. capis made is sufficiently thick and stiff, the

- The metallic cap com rises the usual disk projections 8 alone would ordinarily hold the we portion1, a cylindrical epending wall 2, and stopper in place, but b providing the reinad'laring edge or rim 3. Within the cylin forcing means 10-11 ack of eaohpro3e0-v drical wall is inclosed the usual ackin disk of tion 8, I am able to use much lighter materiel cork orother similar materia. i. he botfor the cap and correspondingl cheapen the so tle 5 is provided with the now well-known manufacture. How each of t re progections m5. exterior annular, inwardly inclined shoulder S is backed up by the projectionll is clearly 6 near its mouth. The flarin rim is proshown in Fig. 6. v viiled with the formationswhicli are utilized The modi ed form shown in Fig. 7 affords to secure-the cap to the l ottle. Upon this a continuous holding device in engagement &5 'fiaring'rirnhntween the ittr eine edge and the with the shoulder 6. that is to say, the head no seems on the under side'of the rim formed by the I said rim, the rim eiso having redial grooves groove 12 ennuleriy engages the shoulder 6 or folds extending from said indentations to and its hold thereon is reinforced by the mthe other edge of the rim and being narrower 15 diei projections formed by the grooves 10 than. the indentations themselves, substenwhich are also compressed together when the tieily as described. I flaring edge is bent into cylindricai form. In Witness whereof; I subscribe my signe- 1l loving described my invention, what I ture, in the presence of two witnesses 0 mm, 1s: 4 I VT k I A bottle stopper comprising a cap contain- Y GEQRG KIRE'ELGAARD" ing a ackin disk and having a, flarin rim Witnesses: provioed wit 1 indentations forming ho ding VVALDO M; CHAPIN, lugs and located Wholly within the borders of WM. A. RosENnAm/z. 

